/**
 *    Copyright ${license.git.copyrightYears} the original author or authors.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
package org.mybatis.generator.codegen.mybatis3.xmlmapper.elements;

import static org.mybatis.generator.internal.util.StringUtility.stringHasValue;

import org.mybatis.generator.api.dom.xml.Attribute;
import org.mybatis.generator.api.dom.xml.TextElement;
import org.mybatis.generator.api.dom.xml.XmlElement;

/**
 * 
 * @author Jeff Butler
 * 
 */
public class SelectByExampleWithoutBLOBsElementGenerator extends AbstractXmlElementGenerator {

  public SelectByExampleWithoutBLOBsElementGenerator() {
    super();
  }

  @Override
  public void addElements(XmlElement parentElement) {
    String fqjt = introspectedTable.getExampleType();

    XmlElement answer = new XmlElement("select"); //$NON-NLS-1$

    answer.addAttribute(new Attribute("id", //$NON-NLS-1$
        introspectedTable.getSelectByExampleStatementId()));
    answer.addAttribute(new Attribute("resultMap", introspectedTable.getBaseResultMapId())); //$NON-NLS-1$
    answer.addAttribute(new Attribute("parameterType", fqjt)); //$NON-NLS-1$

    context.getCommentGenerator().addComment(answer);

    answer.addElement(new TextElement("select")); //$NON-NLS-1$
    XmlElement ifElement = new XmlElement("if"); //$NON-NLS-1$
    ifElement.addAttribute(new Attribute("test", "distinct")); //$NON-NLS-1$ //$NON-NLS-2$
    ifElement.addElement(new TextElement("distinct")); //$NON-NLS-1$
    answer.addElement(ifElement);

    StringBuilder sb = new StringBuilder();
    if (stringHasValue(introspectedTable.getSelectByExampleQueryId())) {
      sb.append('\'');
      sb.append(introspectedTable.getSelectByExampleQueryId());
      sb.append("' as QUERYID,"); //$NON-NLS-1$
      answer.addElement(new TextElement(sb.toString()));
    }
    answer.addElement(getBaseColumnListElement());

    sb.setLength(0);
    sb.append("from "); //$NON-NLS-1$
    sb.append(introspectedTable.getAliasedFullyQualifiedTableNameAtRuntime());
    answer.addElement(new TextElement(sb.toString()));
    answer.addElement(getExampleIncludeElement());

    ifElement = new XmlElement("if"); //$NON-NLS-1$
    ifElement.addAttribute(new Attribute("test", "orderByClause != null")); //$NON-NLS-1$ //$NON-NLS-2$
    ifElement.addElement(new TextElement("order by ${orderByClause}")); //$NON-NLS-1$
    answer.addElement(ifElement);

    if (context.getPlugins().sqlMapSelectByExampleWithoutBLOBsElementGenerated(answer, introspectedTable)) {
      parentElement.addElement(answer);
    }
  }
}
